“... the tenth grade students in Vilnius city. The problem of this work is described by the social and economical...”
Get full text

“... that the body mass of the most of the 9th grade schoolboys of the Polish schools is proper while every tenth...”
Get full text

“... there was investigated the technological competence of 5th and 10th grade schoolchildren. Analysis of scientific...”
Get full text

“... dominate operations with percentages. It is seeked to evaluate students of the tenth grades who have...”
Get full text

“... and self-esteem by age. Subjects of research: There were interviewed 113 fifth and eighth grade students...”
Get full text